The reality is that the best free antiviruses (Avast! Home Edition and Avira Anti. Vir Personal Edition) are actually on par with the leading three paid (NOD32, Kaspersky Anti-Virus and Dr. Web, and often ahead of the latter. You may ask: : “If free and paid antiviruses are about equal in capabilities, and free ones sometimes even bypass paid ones, then why won’t everyone switch to free options?” We will answer this question with an example from another area: pictures and melodies on a cell phone in any quantity, performance and quality can be downloaded from the Internet for FREE and installed on your mobile phone. Then why does a huge mass of people pay money for it, sending SMS payment for sent melodies, images and other nonsense? Someone is more convenient, someone just does not know where and what to take from the Internet, or just laziness, someone was affected by advertising . There are many reasons. The same is true for anti-viruses .. This book will tell you what free antiviruses to choose, how to set them up and use to protect your PC In addition, the book provides unique and useful information on how you can absolutely legally use paid antivirus (Kaspersky Anti-Virus, NOD32, Dr. Web). Useful for all PC users!